-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: xorg-x11-server-Xwayland security update Advisory ID: RHSA-2023:2249-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:2249 Issue date: 2023-05-09 CVE Names: CVE-2022-3550 CVE-2022-3551 CVE-2022-4283 CVE-2022-46340 CVE-2022-46341 CVE-2022-46342 CVE-2022-46343 CVE-2022-46344 CVE-2023-0494 ==================================================================== 1. Summary: An update for xorg-x11-server-Xwayland is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64 3. Description: Xwayland is an X server for running X clients under Wayland. Security Fix(es): * xorg-x11-server: buffer overflow in _GetCountedString() in xkb/xkb.c (CVE-2022-3550) * xorg-x11-server: XkbGetKbdByName use-after-free (CVE-2022-4283) * xorg-x11-server: XTestSwapFakeInput stack overflow (CVE-2022-46340) * xorg-x11-server: XIPassiveUngrab out-of-bounds access (CVE-2022-46341) * xorg-x11-server: XvdiSelectVideoNotify use-after-free (CVE-2022-46342) * xorg-x11-server: ScreenSaverSetAttributes use-after-free (CVE-2022-46343) * xorg-x11-server: XIChangeProperty out-of-bounds access (CVE-2022-46344) * xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494) * xorg-x11-server: memory leak in ProcXkbGetKbdByName() in xkb/xkb.c (CVE-2022-3551) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.2 Release Notes linked from the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 2140698 - CVE-2022-3550 xorg-x11-server: buffer overflow in _GetCountedString() in xkb/xkb.c 2140701 - CVE-2022-3551 xorg-x11-server: memory leak in ProcXkbGetKbdByName() in xkb/xkb.c 2151755 - CVE-2022-46340 xorg-x11-server: XTestSwapFakeInput stack overflow 2151756 - CVE-2022-46341 xorg-x11-server: XIPassiveUngrab out-of-bounds access 2151757 - CVE-2022-46342 xorg-x11-server: XvdiSelectVideoNotify use-after-free 2151758 - CVE-2022-46343 xorg-x11-server: ScreenSaverSetAttributes use-after-free 2151760 - CVE-2022-46344 xorg-x11-server: XIChangeProperty out-of-bounds access 2151761 - CVE-2022-4283 xorg-x11-server: XkbGetKbdByName use-after-free 2165995 - CVE-2023-0494 xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation 6. Package List: Red Hat Enterprise Linux AppStream (v. 9): Source: xorg-x11-server-Xwayland-21.1.3-7.el9.src.rpm aarch64: xorg-x11-server-Xwayland-21.1.3-7.el9.aarch64.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-7.el9.aarch64.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-7.el9.aarch64.rpm ppc64le: xorg-x11-server-Xwayland-21.1.3-7.el9.ppc64le.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-7.el9.ppc64le.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-7.el9.ppc64le.rpm s390x: xorg-x11-server-Xwayland-21.1.3-7.el9.s390x.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-7.el9.s390x.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-7.el9.s390x.rpm x86_64: xorg-x11-server-Xwayland-21.1.3-7.el9.x86_64.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-7.el9.x86_64.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-7.el9.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2022-3550 https://access.redhat.com/security/cve/CVE-2022-3551 https://access.redhat.com/security/cve/CVE-2022-4283 https://access.redhat.com/security/cve/CVE-2022-46340 https://access.redhat.com/security/cve/CVE-2022-46341 https://access.redhat.com/security/cve/CVE-2022-46342 https://access.redhat.com/security/cve/CVE-2022-46343 https://access.redhat.com/security/cve/CVE-2022-46344 https://access.redhat.com/security/cve/CVE-2023-0494 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.2_release_notes/index 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBZFo0kdzjgjWX9erEAQhqLA//eiaoR5XH1OXxfxhgHcGbt3xS/qYY2gJb +6OVc1NWOUsXrUIyYpxZav29Sm2+yLjT2s+8/sl8g+G9wSPciLPpOCtvWvhLvgAm sU53pXBKPUwH3kNDCyyJ5v0RXsJCBsnfqdcA84S26Nmvsxooj9KRRHmHxajErV5z zzJyQ0Hu8phJf05mTqhcYbgJqO6mOlIQshQ+iM1tEI5K+s0EsxF44yYv3XIwpnLB zOK4NM63w/UmduR0MuVNPIV7qCOYnjfXk+n5JVtb+8JWPNN3d7nJTsc39d2kjoSV JHKNhPHuAd7tV3NP2yqqjmRpHPuEhnH/dX1lmhYaSuwh/c+X+QvtnzwuYuMTBH6f izhnuKW1mCso3e74fH5Nj2maYDo2rqbLKJX2r0Lfyxlyoq3uz+SJe4xJhNFhVyRS vcW+t4qzXqz/u2BGK7P43jTuv9kcXAnyGLa6ggzgxrScHkjlWcvAL5Y27XHMpHM/ ZNyVKTxS88Z0clsJE7EvDk+5666KPKIQM8SMT2W8Zo7kLnEpZBzsaUiHGUZFFqZq jyq3a2rbPFGvBearUsekJXSbzS202sOLz3EuymKjwp8o+OK9WwDvLvjZvSU+ug/p +LKvtswn8N3Icp5exV6QUqP3lpj6EGdaJbkXWav9XitsIaifH2KE/6luHg/RwxVA 70W40QdldIAĝeN -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce